JP2017107629A - 回路付サスペンション基板およびその製造方法 - Google Patents
回路付サスペンション基板およびその製造方法 Download PDFInfo
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
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- 239000000758 substrate Substances 0.000 claims abstract description 44
- 239000004020 conductor Substances 0.000 claims abstract description 32
- 229910052751 metal Inorganic materials 0.000 claims abstract description 31
- 239000002184 metal Substances 0.000 claims abstract description 31
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 51
- 238000009413 insulation Methods 0.000 abstract description 14
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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 238000009713 electroplating Methods 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
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- 238000002844 melting Methods 0.000 description 5
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- 229910001316 Ag alloy Inorganic materials 0.000 description 3
- 229910001152 Bi alloy Inorganic materials 0.000 description 3
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- 230000001070 adhesive effect Effects 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007772 electroless plating Methods 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 239000002966 varnish Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
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- 239000009719 polyimide resin Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910000846 In alloy Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004962 Polyamide-imide Substances 0.000 description 1
- 239000004695 Polyether sulfone Substances 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
- 229920002312 polyamide-imide Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/05—Insulated conductive substrates, e.g. insulated metal substrate
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/4806—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/4846—Constructional details of the electrical connection between arm and support
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/4806—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/4826—Mounting, aligning or attachment of the transducer head relative to the arm assembly, e.g. slider holding members, gimbals, adhesive
- G11B5/483—Piezoelectric devices between head and arm, e.g. for fine adjustment
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/4806—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/4853—Constructional details of the electrical connection between head and arm
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/111—Pads for surface mounting, e.g. lay-out
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/117—Pads along the edge of rigid circuit boards, e.g. for pluggable connectors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/341—Surface mounted components
- H05K3/3431—Leadless components
- H05K3/3442—Leadless components having edge contacts, e.g. leadless chip capacitors, chip carriers
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- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/4007—Surface contacts, e.g. bumps
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4602—Manufacturing multilayer circuits characterized by a special circuit board as base or central core whereon additional circuit layers are built or additional circuit boards are laminated
- H05K3/4608—Manufacturing multilayer circuits characterized by a special circuit board as base or central core whereon additional circuit layers are built or additional circuit boards are laminated comprising an electrically conductive base or core
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4644—Manufacturing multilayer circuits by building the multilayer layer by layer, i.e. build-up multilayer circuits
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10151—Sensor
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10227—Other objects, e.g. metallic pieces
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Supporting Of Heads In Record-Carrier Devices (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Non-Metallic Protective Coatings For Printed Circuits (AREA)
- Insulated Metal Substrates For Printed Circuits (AREA)
Abstract
【解決手段】
回路付サスペンション基板1は、金属支持基板8と、金属支持基板8の上に配置されるベース絶縁層9と、ベース絶縁層9の上に配置され、スライダ4と電気的に接続されるヘッド側端子58を備える導体層10と、ヘッド側端子58を露出するように導体層10を被覆し、ベース絶縁層9の上に配置されるカバー絶縁層11と、ヘッド側端子58を被覆するめっき層12とを備え、カバー絶縁層11は、ベース絶縁層9の上に配置される第1カバー絶縁層71と、第1カバー絶縁層71の上に配置される第2カバー絶縁層72とを備え、めっき層12の厚みは、第1カバー絶縁層71の厚みと第2カバー絶縁層72の厚みとの総和以下である。
【選択図】図3
Description
図1に示す回路付サスペンション基板1は、磁気ヘッド3を搭載するスライダ4、および、ピエゾ素子5を実装し、外部基板6および電源7が接続されて、ハードディスクドライブ(図示せず)に搭載される。
次いで、図7を参照して、本発明の第2実施形態の回路付サスペンション基板1について説明する。なお、第2実施形態において、上記した第1実施形態と同様の部材には同様の符号を付し、その説明を省略する。
上記した第1実施形態および第2実施形態では、回路付サスペンション基板1は、スライダ4を支持するための第1台座88および第2台座89を備えているが、第1台座88および第2台座89を備えず、接着剤層などにより、スライダ4が支持されていてもよい。
4 スライダ
8 金属支持基板
9 ベース絶縁層
10 導体層
11 カバー絶縁層
12 めっき層
58 ヘッド側端子
71 第1カバー絶縁層
72 第2カバー絶縁層
78 先側スライダ接触層
79 後側スライダ接触層
81 先側スライダ支持層
82 先側ベース層
84 後側スライダ支持層
85 後側ベース層
88 第1台座
89 第2台座
99 追加めっき層
Claims (3)
- 金属支持基板と、前記金属支持基板の厚み方向一方側に配置されるベース絶縁層と、前記ベース絶縁層の前記厚み方向一方側に配置され、スライダと電気的に接続される接続端子を備える導体層と、前記接続端子を露出するように前記導体層を被覆し、前記ベース絶縁層の前記厚み方向一方側に配置されるカバー絶縁層と、前記接続端子を被覆するめっき層とを備え、
前記カバー絶縁層は、
前記ベース絶縁層の前記厚み方向一方側に配置される第1カバー絶縁層と、
前記第1カバー絶縁層の前記厚み方向一方側に配置される第2カバー絶縁層と
を備え、
前記めっき層の厚みは、前記第1カバー絶縁層の厚みと前記第2カバー絶縁層の厚みとの総和以下であることを特徴とする、回路付サスペンション基板。 - 前記スライダを支持する台座をさらに備え、
前記台座は、
前記ベース絶縁層からなり、前記金属支持基板の前記厚み方向一方側に配置されるベース台座層と、
前記第1カバー絶縁層からなり、前記ベース台座層の前記厚み方向一方側に配置される第1カバー台座層と、
前記第2カバー絶縁層からなり、前記第1カバー台座層の前記厚み方向一方側に配置される第2カバー台座層と
を備えていることを特徴とする、請求項1に記載の回路付サスペンション基板。 - 請求項2に記載の回路付サスペンション基板の製造方法であって、
前記金属支持基板を用意する工程、
前記金属支持基板の前記厚み方向一方側に、前記ベース台座層を備える前記ベース絶縁層を形成する工程、
前記ベース絶縁層の前記厚み方向一方側に、前記接続端子を備える前記導体層を形成する工程、
前記ベース台座層の前記厚み方向一方側に前記第1カバー台座層を配置するように、前記ベース絶縁層の前記厚み方向一方側に前記第1カバー絶縁層を形成する工程、
前記第1カバー台座層の前記厚み方向一方側に前記第2カバー台座層を配置するように、前記第1カバー絶縁層の前記厚み方向一方側に前記第2カバー絶縁層を形成する工程、および、
前記接続端子に対して、前記めっき層を形成する工程
を備えることを特徴とする、回路付サスペンション基板の製造方法。
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JP2015242586A JP6539194B2 (ja) | 2015-12-11 | 2015-12-11 | 回路付サスペンション基板およびその製造方法 |
US15/373,583 US9949370B2 (en) | 2015-12-11 | 2016-12-09 | Suspension board with circuit and producing method thereof |
CN201611126592.7A CN106875957A (zh) | 2015-12-11 | 2016-12-09 | 带电路的悬挂基板及其制造方法 |
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JP2015242586A JP6539194B2 (ja) | 2015-12-11 | 2015-12-11 | 回路付サスペンション基板およびその製造方法 |
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JP2017107629A true JP2017107629A (ja) | 2017-06-15 |
JP6539194B2 JP6539194B2 (ja) | 2019-07-03 |
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Cited By (2)
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JP2020047355A (ja) * | 2018-09-21 | 2020-03-26 | 日東電工株式会社 | 回路付サスペンション基板および回路付サスペンション基板の製造方法 |
US11705153B1 (en) * | 2022-03-23 | 2023-07-18 | Western Digital Technologies, Inc. | Hard disk drive suspension pad pre-solder formation and guiding |
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JP6029813B2 (ja) | 2010-10-07 | 2016-11-24 | 日東電工株式会社 | 回路付サスペンション基板 |
JP5713223B2 (ja) * | 2013-03-13 | 2015-05-07 | Dic株式会社 | 積層体、導電性パターン及び積層体の製造方法 |
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---|---|---|---|---|
JP2020047355A (ja) * | 2018-09-21 | 2020-03-26 | 日東電工株式会社 | 回路付サスペンション基板および回路付サスペンション基板の製造方法 |
JP7173807B2 (ja) | 2018-09-21 | 2022-11-16 | 日東電工株式会社 | 回路付サスペンション基板および回路付サスペンション基板の製造方法 |
US11705153B1 (en) * | 2022-03-23 | 2023-07-18 | Western Digital Technologies, Inc. | Hard disk drive suspension pad pre-solder formation and guiding |
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US9949370B2 (en) | 2018-04-17 |
JP6539194B2 (ja) | 2019-07-03 |
US20170171970A1 (en) | 2017-06-15 |
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